HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Lexington

$245+ Cheap flights from Ontario to Lexington (ONT - LEX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LEX
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Lexington with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to Lexington

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Lexington (LEX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$288
(Delta)

One-way from

$245
(Delta)

Popular in

March

Cheapest in

January

Average price

$543
Provider with most accurate pricing for Ontario-Lexington Blue Grass flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Lexington Blue Grass flights.
Search Deals
From Ontario to Lexington Blue Grass
Search Deals
One-way flight from Ontario to Lexington Blue Grass
Search Deals
High demand for flights, 4% potential price rise
Search Deals
Best time to find cheap flights, 3% potential price drop
Search Deals
Average for round-trip flights in December 2024
Search Deals

Find flight deals from Ontario to Lexington

Cheapest flights from Ontario to Lexington
Explore the most affordable flight options available from Ontario to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/305:05 amONT - LEX
1 stop14h 48mUnited Airlines
Thu 2/209:05 amLEX - ONT
1 stop14h 47mUnited Airlines
Deal found 12/16$792
This Delta deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2011:56 amONT - LEX
1 stop9h 01mDelta
Tue 12/243:00 pmLEX - ONT
1 stop7h 41mDelta
Deal found 12/17$818
This American Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/252:50 pmONT - LEX
1 stop6h 03mAmerican Airlines
Sun 12/2911:32 amLEX - ONT
2 stops9h 53mAmerican Airlines
Deal found 12/17$834
This Alaska Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/256:00 amONT - LEX
2 stops30h 43mAlaska Airlines
Sun 12/294:08 pmLEX - ONT
3 stops20h 37mAlaska Airlines
Deal found 12/17$2,189

Find flights from Ontario to Lexington within your budget

Customize your flight search to find flights from Ontario to Lexington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioLexington

ONT - LEX

ONTLEX

Ontario

Wed 1/15

1:00 pm-11:48 pm

1 stop7h 48m

Lexington Blue Grass

Tue 1/21

5:50 pm-10:52 pm

1 stop8h 02m

$288

OntarioLexington

ONT - LEX

ONTLEX

Ontario

Wed 1/15

10:00 am-11:58 pm

2 stops10h 58m

Lexington Blue Grass

Tue 1/21

6:50 am-3:29 pm

2 stops11h 39m

$298

OntarioLexington

ONT - LEX

ONTLEX

Ontario

Wed 1/15

6:00 am-11:05 pm

2 stops14h 05m

Lexington Blue Grass

Tue 1/21

11:56 am-10:34 am

3 stops25h 38m

$443

OntarioLexington

ONT - LEX

ONTLEX

Ontario

Thu 1/16

5:10 am-10:28 pm

1 stop14h 18m

Lexington Blue Grass

Thu 1/23

9:00 am-8:29 pm

2 stops14h 29m

$462

OntarioLexington

ONT - LEX

ONTLEX

Ontario

Tue 2/4

1:00 pm-11:48 pm

1 stop7h 48m

$245

OntarioLexington

ONT - LEX

ONTLEX

Ontario

Tue 2/4

6:00 am-11:05 pm

2 stops14h 05m

$295

OntarioLexington

ONT - LEX

ONTLEX

Ontario

Sat 2/1

10:47 am-10:28 pm

2 stops8h 41m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Compare providers for flights from Ontario to Lexington

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Lexington in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Lexington flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Lexington flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Lexington flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Lexington flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Lexington flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Lexington

Have a flexible travel schedule? Discover the best time to fly to Lexington from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Ontario to Lexington

Get recent, data-driven insights about flights from Ontario to Lexington including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Ontario to Lexington?

Currently, August is the cheapest month in which you can book a flight from Ontario to Lexington (average of $303). Flying from Ontario to Lexington in May is currently the most expensive (average of $398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ONT to LEX?

Find hourly flight availability from Ontario to Lexington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

It’s typically best to fly out from Ontario to Lexington in the afternoon. Doing so could potentially save you 19% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Lexington by month

Plan your trip to Lexington by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Lexington ranges from 2.9 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Lexington when rainfall is around 2.9 in.

Temperature in Lexington by month

Plan your trip to Lexington by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Lexington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Lexington

Get insights into the airlines that provide service to Lexington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Lexington. Reviews last updated December 18, 2024.
Peruse reviews from past customers who have flown with American Airlines, Alaska Airlines and United Airlines from Ontario to Lexington to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,552 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Alaska Airlines
8.0
Very good
9,552 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Delta
8.0
Very good
8,604 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

United Airlines
7.4
Good
9,059 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Related info for your journey

Find useful and relevant information for your journey from Ontario to Lexington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Ontario to Lexington round-trip?

    According to our current data, Delta ($288), American Airlines ($298), and Alaska Airlines ($443) offers the cheapest pricing from Ontario to Lexington. These flights start at 38% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Ontario to Lexington one-way?

    $245 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Alaska Airlines and United Airlines, with prices starting from $295 and $319, respectively.

  • Can I find deals for flights from Ontario to Lexington that include hotel bookings?

    Yes. In addition to deals on Ontario to Lexington flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Lexington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Lexington.

  • Can I find deals for business class flights from Ontario to Lexington?

    Yes. Cheapflights offers flight deals from Ontario to Lexington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Lexington?

    Currently, August is the cheapest month in which you can book a flight from Ontario to Lexington (average of $303). Flying from Ontario to Lexington in May is currently the most expensive (average of $398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Lexington

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Nashville flights
San Francisco to Nashville flights
Ontario to Nashville flights
Burbank to Nashville flights
Los Angeles to Cincinnati flights
San Diego to Nashville flights
Santa Ana to Nashville flights
Sacramento to Nashville flights
Oakland to Nashville flights
Los Angeles to Louisville flights
San Jose to Nashville flights
San Francisco to Cincinnati flights
Las Vegas to Nashville flights
Las Vegas to Cincinnati flights
Ontario to Cincinnati flights
Sacramento to Knoxville flights
Ontario to Louisville flights
Los Angeles to Knoxville flights
Fresno to Nashville flights
Santa Ana to Cincinnati flights
Ontario to Knoxville flights
San Diego to Knoxville flights
San Diego to Cincinnati flights
San Diego to Louisville flights
Los Angeles to Lexington flights
Reno to Nashville flights
San Francisco to Lexington flights
Palm Springs to Nashville flights
Los Angeles to Blountville flights
San Jose to Cincinnati flights
San Francisco to Knoxville flights
Santa Ana to Knoxville flights
Long Beach to Nashville flights
Santa Barbara to Nashville flights
Burbank to Louisville flights
Las Vegas to Knoxville flights
San Diego to Lexington flights
San Luis Obispo to Nashville flights
Burbank to Cincinnati flights
Sacramento to Louisville flights
Las Vegas to Louisville flights
Bakersfield to Nashville flights
San Jose to Knoxville flights
Santa Ana to Louisville flights
Monterey to Nashville flights
Fresno to Cincinnati flights
San Francisco to Louisville flights
Medford to Nashville flights
Sacramento to Cincinnati flights

Top 2 airlines flying from Ontario to Lexington

Discover the top 2 airlines that operate flights from Ontario to Lexington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$277Average$372FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$277Average$479FlexibilityNo cancel feeOn-time71%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.